Canon LBP7660Cdn Manual page 926

Printout Is Skewed, Askew, Missing, or Has Margins
The Printing Position Is Skewed
Data Is Printed Diagonally
A Portion of the Page Is Not Printed
Data Is Reduced and Printed
The Next Page Is Printed from Halfway across the Previous Page
Printed Data Lies outside Paper
Others
Blank Paper Is Output (Nothing Is Printed on the Paper)
The Overall Surface of the Paper Is Printed in a Particular Color
The Last Page Cannot Be Printed
Unreadable Characters Are Printed
The Printout Is Different from What Is Displayed on Screen (Windows 2000, XP, and Server 2003)
The Flap of the Printed Envelope Sticks
Multiple Sheets of Paper Are Fed at a Time
NOTE
Contacting your local authorized Canon dealer
If a problem that is not indicated in the e-Manual occurs, if none of the suggested measures solve the problem, or if you
cannot determine the problem, contact your local authorized Canon dealer.